Watch band



FIG. 1 is a top plan view of a watch band showing my new design, wherein the watch case and stem are shown in dashed lines for environmental purposes only and are not part of the claimed design;

FIG. 2 is a side elevational view taken from the right side of FIG. 1;

FIG. 3 is front view thereof; and,

FIG. 4 is a bottom plan view therof.

The portion of the inside of the band which is not visible in FIGS. 1, 3 and 4 form no part of the claimed design. 

The ornamental design for a watch band, as shown and described. 